diff --git a/README.md b/README.md
index 7e938834..207375f2 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,7 @@ Once installed, [configure your router to have **DHCP clients use the Pi as thei
 [![Pi-hole exlplained](http://i.imgur.com/qNybJDX.png)](https://vimeo.com/135965232)
 
 ## Pi-hole Projects
+- [x86 Docker container that runs Pi-hole](https://hub.docker.com/r/diginc/pi-hole/)
 - [Pi-hole Chrome extension](https://chrome.google.com/webstore/detail/pi-hole-list-editor/hlnoeoejkllgkjbnnnhfolapllcnaglh) ([open source](https://github.com/packtloss/pihole-extension))
 - [Go Bananas for CHiP-hole ad blocking](https://www.hackster.io/jacobsalmela/chip-hole-network-wide-ad-blocker-98e037)
 - [Sky-Hole](http://dlaa.me/blog/post/skyhole)
diff --git a/automated install/basic-install.sh b/automated install/basic-install.sh
index 226f6e41..600b8fd8 100755
--- a/automated install/basic-install.sh	
+++ b/automated install/basic-install.sh	
@@ -115,6 +115,20 @@ welcomeDialogs() {
 	In the next section, you can choose to use your current network settings (DHCP) or to manually edit them." $r $c
 }
 
+
+verifyFreeDiskSpace() {
+    # 25MB is the minimum space needed (20MB install + 5MB one day of logs.)
+    requiredFreeBytes=25600
+
+    existingFreeBytes=`df -lkP / | awk '{print $4}' | tail -1`
+
+    if [[ $existingFreeBytes -lt $requiredFreeBytes ]]; then
+        whiptail --msgbox --backtitle "Insufficient Disk Space" --title "Insufficient Disk Space" "\nYour system appears to be low on disk space. pi-hole recomends a minimum of $requiredFreeBytes Bytes.\nYou only have $existingFreeBytes Free.\n\nIf this is a new install you may need to expand your disk.\n\nTry running:\n    'sudo raspi-config'\nChoose the 'expand file system option'\n\nAfter rebooting, run this installation again.\n\ncurl -L install.pi-hole.net | bash\n" $r $c
+        exit 1
+    fi
+}
+
+
 chooseInterface() {
 	# Turn the available interfaces into an array so it can be used with a whiptail dialog
 	interfacesArray=()
@@ -286,9 +300,12 @@ setStaticIPv4() {
 }
 
 setDNS(){
-	DNSChoseCmd=(whiptail --separate-output --radiolist "Select Upstream DNS Provider" $r $c 3)
+	DNSChoseCmd=(whiptail --separate-output --radiolist "Select Upstream DNS Provider" $r $c 6)
 	DNSChooseOptions=(Google "" on
 					  OpenDNS "" off
+					  Level3 "" off
+					  Norton "" off
+					  Comodo "" off)
 					  Other "" off)
 	DNSchoices=$("${DNSChoseCmd[@]}" "${DNSChooseOptions[@]}" 2>&1 >/dev/tty)
 	if [[ $? = 0 ]];then
@@ -303,6 +320,21 @@ setDNS(){
 				piholeDNS1="208.67.222.222"
 				piholeDNS2="208.67.220.220"
 				;;
+			Level3)
+				echo "::: Using Level3 servers."
+				piholeDNS1="4.2.2.1"
+				piholeDNS2="4.2.2.2"
+				;;
+			Norton)
+				echo "::: Using Norton ConnectSafe servers."
+				piholeDNS1="199.85.126.10"
+				piholeDNS2="199.85.127.10"
+				;;
+			Comodo)
+				echo "::: Using Comodo Secure servers."
+				piholeDNS1="8.26.56.26"
+				piholeDNS2="8.20.247.20"
+				;;
             Other)
                 until [[ $DNSSettingsCorrect = True ]]
                 do
@@ -399,7 +431,7 @@ stopServices() {
 	# Stop dnsmasq and lighttpd
 	$SUDO echo ":::"
 	$SUDO echo -n "::: Stopping services..."
-	$SUDO service dnsmasq stop & spinner $! || true
+	#$SUDO service dnsmasq stop & spinner $! || true
 	$SUDO service lighttpd stop & spinner $! || true
 	$SUDO echo " done."
 }
@@ -590,6 +622,9 @@ The install log is in /etc/pihole." $r $c
 $SUDO mkdir -p /etc/pihole/
 welcomeDialogs
 
+# Verify there is enough disk space for the install
+verifyFreeDiskSpace
+
 # Just back up the original Pi-hole right away since it won't take long and it gets it out of the way
 backupLegacyPihole
 # Find interfaces and let the user choose one
@@ -610,7 +645,7 @@ displayFinalMessage
 
 echo -n "::: Restarting services..."
 # Start services
-$SUDO service dnsmasq start
+$SUDO service dnsmasq restart
 $SUDO service lighttpd start
 echo " done."
 
diff --git a/gravity.sh b/gravity.sh
index 948c06f3..6e620d4d 100755
--- a/gravity.sh
+++ b/gravity.sh
@@ -31,6 +31,8 @@ piholeIPv6file=/etc/pihole/.useIPv6
 
 adListFile=/etc/pihole/adlists.list
 adListDefault=/etc/pihole/adlists.default
+whitelistScript=/usr/local/bin/whitelist.sh
+blacklistScript=/usr/local/bin/blacklist.sh
 
 if [[ -f $piholeIPfile ]];then
     # If the file exists, it means it was exported from the installation script and we should use that value instead of detecting it in this script
@@ -220,7 +222,7 @@ function gravity_Schwarzchild() {
 function gravity_Blacklist(){
 	# Append blacklist entries if they exist
 	echo -n "::: Running blacklist script to update HOSTS file...."
-	blacklist.sh -f -nr -q > /dev/null & spinner $!
+	$blacklistScript -f -nr -q > /dev/null & spinner $!
 	
 	numBlacklisted=$(wc -l < "/etc/pihole/blacklist.txt")
 	plural=; [[ "$numBlacklisted" != "1" ]] && plural=s
@@ -245,7 +247,7 @@ function gravity_Whitelist() {
 	echo " done!"
 	
 	echo -n "::: Running whitelist script to update HOSTS file...."
-	whitelist.sh -f -nr -q ${urls[@]} > /dev/null & spinner $!
+	$whitelistScript -f -nr -q ${urls[@]} > /dev/null & spinner $!
 		
 	numWhitelisted=$(wc -l < "/etc/pihole/whitelist.txt")
 	plural=; [[ "$numWhitelisted" != "1" ]] && plural=s